Data transmission: 5Gbps, backward compatible with USB2.0
It can expand 3 USB interfaces at the same time, such as hard disk, USB flash drive, mouse, keyboard and so on
Working voltage: 5V~20V
Working current: 220~3000mA
Quiescent current: <220mA.
Power consumption: 5V/220mA
Support system:Mac OS sierra/Windows10/Google Chrome OS, etc.